\ ˈwȯrm How to pronounce warm (audio) \

Definition of warm

 (Entry 1 of 3)

1a : having or giving out heat to a moderate or adequate degree warm weather a warm fire
b : serving to maintain or preserve heat especially to a satisfactory degree a warm sweater
c : feeling or causing sensations of heat brought about by strenuous exertion
2 : comfortably established : secure
3a : marked by strong feeling : ardent
b : marked by excitement, disagreement, or anger the argument grew warm
4 : marked by or readily showing affection, gratitude, cordiality, or sympathy a warm welcome warm regards
5 : emphasizing or exploiting sexual imagery or incidents
6 : accompanied or marked by extreme danger or duress
7 : newly made : fresh a warm scent
8 : having the color or tone of something that imparts heat specifically : of a hue in the range yellow through orange to red
9 : near to a goal, object, or solution sought not there yet but getting warm


warmed; warming; warms

Definition of warm (Entry 2 of 3)

transitive verb

1 : to make warm
2a : to infuse with a feeling of love, friendship, well-being, or pleasure
b : to fill with anger, zeal, or passion
3 : to reheat (cooked food) for eating often used with over
4 : to make ready for operation or performance by preliminary exercise or operation often used with up

intransitive verb

1 : to become warm
2a : to become ardent, interested, or receptive usually used with to or toward warmed to the idea
b : to become filled with affection or love used with to or toward
3 : to experience feelings of pleasure : bask
4 : to become ready for operation or performance by preliminary activity often used with up



Definition of warm (Entry 3 of 3)

: warmly usually used in combination warm-clad

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Other Words from warm


warmish \ ˈwȯr-​mish How to pronounce warmish (audio) \ adjective
warmness \ ˈwȯrm-​nəs How to pronounce warmness (audio) \ noun

Synonyms & Antonyms for warm

Synonyms: Adjective

heated, hottish, lukewarm, tepid, toasty, warmed, warmish

Synonyms: Verb

heat, hot (up) [chiefly Southern, southern Midland, & British], toast

Antonyms: Adjective

chilled, coldish, cool, cooled, coolish, refrigerated, unheated

Antonyms: Verb

chill, cool, refrigerate

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Examples of warm in a Sentence


Be sure to keep warm when you go outside. We sat by the fire to stay warm. It's too warm in here. We should open a window. The sunshine was warm on my face. We were met with a warm welcome. She has a warm and friendly nature. The letter was signed, “warmest regards.” She gave us each a long, warm hug. Keep going; you're getting warm.


He warmed his hands in front of the fire. We warmed ourselves by the fire. Air rises when it warms.
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Recent Examples on the Web: Adjective

Stay warm with games like shooting hoops, ring toss, bean bag toss, or test your strength at the high striker. San Diego Union-Tribune, "Comic-Con 2019: 16 things to do outside Comic-Con without a badge," 16 July 2019 The Hartford area probably won’t break any records for heat this week, but the weather will get much warmer — reaching 95 degrees Saturday — and more humid, a National Weather Service meteorologist said Monday. Christine Dempsey, courant.com, "Connecticut forecast: Heat, humidity coming," 15 July 2019 And the numbers say that under aerogel layers, Martian soil would quickly get warm enough to allow for liquid water. Matt Simon, WIRED, "Headed to Mars? Pack Some Aerogel—You Know, for Terraforming," 15 July 2019 As every good host knows, a tasteful tablescape—even for the smallest of dinner parties—can create a warm-weather wonderland that makes everyone want to stay well past dessert. Elise Taylor, Vogue, "Everything You Need For Your Next Summer Soiree," 15 July 2019 Mammals have to thermoregulate, adjusting their own body temperatures to stay warm or to cool off, and thermoregulation has long been associated with sleep. National Geographic, "These slumbering fish may offer clues to the origins of sleep," 10 July 2019 In the last 100 years, the sea there rose less than 9 inches; by the end of this century, as the planet gets warmer, the surge could be greater than 9 feet. latimes.com, "Today: Harsh Reality on the Rio Grande," 8 July 2019 More patchy, drizzly rain is expected into the week Monday morning along with more clouds, but temperatures are expected to stay warm in the mid- to high- 70s. oregonlive.com, "Portland metro Sunday weather: Partly sunny with a high near 75," 7 July 2019 Pat any excess oil off the cakes with a paper towel, and place the plate in the oven to stay warm. CBS News, "The Dish: Luke Holden of Luke's Lobster shares his signature recipes," 6 July 2019

Recent Examples on the Web: Verb

The insulating aerogel would warm the ground enough to melt water ice and would also block harmful ultraviolet (UV) radiation, potentially creating an environment where plants and other photosynthetic life could flourish. Mike Wall, Scientific American, "Silica Blankets Could Make Mars Habitable," 15 July 2019 Climate projections suggest the planet could warm by 3 or 4 degrees by the end of this century, which would have major ramifications for outdoor sports everywhere, from recreational weekend joggers to elite athletes competing on the biggest stages. Rick Maese, courant.com, "Extreme heat is changing sports, from the Olympics to local races," 15 July 2019 According to the corporation, this is another example of what could be a larger ecosystem shift in the Norton Sound brought on by warming waters. Author: Davis Hovey, Anchorage Daily News, "Warmer waters investigated as cause of pink salmon die-off in Norton Sound region," 12 July 2019 In response to a question about the president's environmental record, Graham said Trump should agree with the overwhelming scientific consensus that the planet is warming and come up with an aggressive response. Ledyard King, USA TODAY, "Trump ally Lindsey Graham says president should 'admit climate change is real'," 12 July 2019 There are signs the West Antarctic Ice Sheet (which is as large as a third of the U.S.) is becoming unstable from warming ocean waters underneath. Diya Chacko, latimes.com, "California’s coast is disappearing, and the debate over what to do about it is in full swing," 11 July 2019 Pureed almonds and yogurt make for a creamy sauce atop the venison, simply warmed in the tandoor and garnished with silver leaf. Tom Sietsema, Washington Post, "After more than 30 years, Bombay Club is still as comfortable as an old (satin) shoe," 10 July 2019 Experts say that trend can attributed in part to climate change warming the waters of the Gulf of Mexico. Adeel Hassan, New York Times, "Hurricane Expected to Form in Gulf as Rain Pounds New Orleans," 10 July 2019 All four of these states now have slightly warmer and wetter corn growing seasons, but Indiana and Illinois have seen larger increases in warming and smaller increases in moisture compared to Iowa and Minnesota. Deepak Ray, The Conversation, "Climate change is affecting crop yields and reducing global food supplies," 9 July 2019

Recent Examples on the Web: Adverb

The meteorologist said a ridge of high pressure to Idaho’s southeast is what’s keeping temperatures warm here, along with causing thunderstorms, particularly in the Magic Valley. Nicole Blanchard, idahostatesman, "Boise is feeling the heat: Saturday temperatures hit a record high for the date," 9 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'warm.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of warm


before the 12th century, in the meaning defined at sense 1a


before the 12th century, in the meaning defined at transitive sense 1


before the 12th century, in the meaning defined above

History and Etymology for warm


Middle English, from Old English wearm; akin to Old High German warm warm and probably to Lithuanian virti to cook, boil

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Statistics for warm

Last Updated

20 Jul 2019

Look-up Popularity

Time Traveler for warm

The first known use of warm was before the 12th century

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More Definitions for warm



English Language Learners Definition of warm

 (Entry 1 of 2)

: somewhat hot : not cool or cold
: causing or allowing you to feel warm
: feeling or showing friendship and affection



English Language Learners Definition of warm (Entry 2 of 2)

: to become warm or to make (someone or something) warm


\ ˈwȯrm How to pronounce warm (audio) \
warmer; warmest

Kids Definition of warm

 (Entry 1 of 2)

1 : somewhat hot warm milk
2 : giving off a little heat a warm stove
3 : making a person feel heat or experience no loss of body heat warm clothing
4 : having a feeling of warmth His hands are warm.
5 : showing strong feeling a warm welcome
6 : newly made : fresh a warm scent
7 : near the object sought Keep going, you're getting warm.
8 : of a color in the range yellow through orange to red

Other Words from warm

warmly adverb


warmed; warming

Kids Definition of warm (Entry 2 of 2)

1 : to make or become warm
2 : to give a feeling of warmth
3 : to become more interested than at first They began to warm to the idea.
warm up
1 : to exercise or practice lightly in preparation for more strenuous activity or a performance
2 : to run (as a motor) at slow speed before using

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More from Merriam-Webster on warm

Rhyming Dictionary: Words that rhyme with warm

Thesaurus: All synonyms and antonyms for warm

Spanish Central: Translation of warm

Nglish: Translation of warm for Spanish Speakers

Britannica English: Translation of warm for Arabic Speakers

Comments on warm

What made you want to look up warm? Please tell us where you read or heard it (including the quote, if possible).


an act or instance of editing or removing

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